A comet's tail always points away from the sun.
2
The earth rotates more slowly on its axis in March than in September.
145
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
Jupiter is bigger than all the other planets combined.
254
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10